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diff --git a/examples/multimedia/videographicsitem/videoplayer.cpp b/examples/multimedia/videographicsitem/videoplayer.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "videoplayer.h"
+#include "videoitem.h"
+
+#include <QtMultimedia>
+
+#ifndef QT_NO_OPENGL
+# include <QtOpenGL/QGLWidget>
+#endif
+
+VideoPlayer::VideoPlayer(QWidget *parent, Qt::WindowFlags flags)
+ : QWidget(parent, flags)
+ , videoItem(0)
+ , playButton(0)
+ , positionSlider(0)
+{
+ connect(&movie, SIGNAL(stateChanged(QMovie::MovieState)),
+ this, SLOT(movieStateChanged(QMovie::MovieState)));
+ connect(&movie, SIGNAL(frameChanged(int)),
+ this, SLOT(frameChanged(int)));
+
+ videoItem = new VideoItem;
+
+ QGraphicsScene *scene = new QGraphicsScene(this);
+ QGraphicsView *graphicsView = new QGraphicsView(scene);
+
+#ifndef QT_NO_OPENGL
+ graphicsView->setViewport(new QGLWidget);
+#endif
+
+ scene->addItem(videoItem);
+
+ QSlider *rotateSlider = new QSlider(Qt::Horizontal);
+ rotateSlider->setRange(-180, 180);
+ rotateSlider->setValue(0);
+
+ connect(rotateSlider, SIGNAL(valueChanged(int)),
+ this, SLOT(rotateVideo(int)));
+
+ QAbstractButton *openButton = new QPushButton(tr("Open..."));
+ connect(openButton, SIGNAL(clicked()), this, SLOT(openFile()));
+
+ playButton = new QPushButton;
+ playButton->setEnabled(false);
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay));
+
+ connect(playButton, SIGNAL(clicked()),
+ this, SLOT(play()));
+
+ positionSlider = new QSlider(Qt::Horizontal);
+ positionSlider->setRange(0, 0);
+
+ connect(positionSlider, SIGNAL(sliderMoved(int)),
+ this, SLOT(setPosition(int)));
+
+ connect(&movie, SIGNAL(frameChanged(int)),
+ positionSlider, SLOT(setValue(int)));
+
+ QBoxLayout *controlLayout = new QHBoxLayout;
+ controlLayout->setMargin(0);
+ controlLayout->addWidget(openButton);
+ controlLayout->addWidget(playButton);
+ controlLayout->addWidget(positionSlider);
+
+ QBoxLayout *layout = new QVBoxLayout;
+ layout->addWidget(graphicsView);
+ layout->addWidget(rotateSlider);
+ layout->addLayout(controlLayout);
+
+ setLayout(layout);
+}
+
+VideoPlayer::~VideoPlayer()
+{
+}
+
+void VideoPlayer::openFile()
+{
+ QString fileName = QFileDialog::getOpenFileName(this, tr("Open Movie"));
+
+ if (!fileName.isEmpty()) {
+ if (videoItem->isStarted())
+ videoItem->stop();
+
+ movie.setFileName(fileName);
+
+ playButton->setEnabled(true);
+ positionSlider->setMaximum(movie.frameCount());
+
+ movie.jumpToFrame(0);
+ }
+}
+
+void VideoPlayer::play()
+{
+ switch(movie.state()) {
+ case QMovie::NotRunning:
+ movie.start();
+ break;
+ case QMovie::Paused:
+ movie.setPaused(false);
+ break;
+ case QMovie::Running:
+ movie.setPaused(true);
+ break;
+ }
+}
+
+void VideoPlayer::movieStateChanged(QMovie::MovieState state)
+{
+ switch(state) {
+ case QMovie::NotRunning:
+ case QMovie::Paused:
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay));
+ break;
+ case QMovie::Running:
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPause));
+ break;
+ }
+}
+
+void VideoPlayer::frameChanged(int frame)
+{
+ if (!presentImage(movie.currentImage())) {
+ movie.stop();
+ playButton->setEnabled(false);
+ positionSlider->setMaximum(0);
+ } else {
+ positionSlider->setValue(frame);
+ }
+}
+
+void VideoPlayer::setPosition(int frame)
+{
+ movie.jumpToFrame(frame);
+}
+
+void VideoPlayer::rotateVideo(int angle)
+{
+ //rotate around the center of video element
+ qreal x = videoItem->boundingRect().width() / 2.0;
+ qreal y = videoItem->boundingRect().height() / 2.0;
+ videoItem->setTransform(QTransform().translate(x, y).rotate(angle).translate(-x, -y));
+}
+
+bool VideoPlayer::presentImage(const QImage &image)
+{
+ QVideoFrame frame(image);
+
+ if (!frame.isValid())
+ return false;
+
+ QVideoSurfaceFormat currentFormat = videoItem->surfaceFormat();
+
+ if (frame.pixelFormat() != currentFormat.pixelFormat()
+ || frame.size() != currentFormat.frameSize()) {
+ QVideoSurfaceFormat format(frame.size(), frame.pixelFormat());
+
+ if (!videoItem->start(format))
+ return false;
+ }
+
+ if (!videoItem->present(frame)) {
+ videoItem->stop();
+
+ return false;
+ } else {
+ return true;
+ }
+}